型号 功能描述 生产厂家 企业 LOGO 操作
SN74LS290

4-BIT BINARY COUNTER

The SN54/74LS290 and SN54/74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. Each counter has a divide-by-two section and either a divide-by-five (LS290) or divide-by-eight (LS293) section which are triggered by a HIGH-to-LOW transition on the clock inputs. • Co

ONSEMI

安森美半导体

SN74LS290

DECADE AND 4-BIT BINARY COUNTERS

GND and Vcc on Corner Pins (Pins 7 and 14 Respectively) description The SN54290/SN74290, SNS4LS290/SN74LS290, SN54293/SN74293, and SNSALS293/SN74LS293 counters are electrically and functionally identical to the SNS490A/SN7490A, SNSALSIO/SN74LSI0, SN5493A/SN7493A, and SNSALSO3/SN74LSE3, r

TI

德州仪器

SN74LS290

DECADE AND 4-BIT BINARY COUNTERS

文件:297.54 Kbytes Page:8 Pages

TI

德州仪器

SN74LS290

DECADE AND 4-BIT BINARY COUNTERS

文件:527.78 Kbytes Page:10 Pages

TI

德州仪器

DECADE COUNTER; 4-BIT BINARY COUNTER

DECADE COUNTER; 4-BIT BINARY COUNTER The SN54 /74LS290 and SN54 /74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. Each counter has a divide-by-two section and either a divide-by-five (LS290) or divide-by-eight (LS293) section which are triggered by a HIGH-to-LOW tr

ONSEMI

安森美半导体

DECADE COUNTER; 4-BIT BINARY COUNTER

The SN54/74LS290 and SN54/74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. • Corner Power Pin Versions of the LS90 and LS93 • Low Power Consumption . . . Typically 45 mW • High Count Rates . . . Typically 42 MHz • Choice of Counting Modes . . . BCD, Bi-Quin

Motorola

摩托罗拉

DECADE COUNTER; 4-BIT BINARY COUNTER

The SN54/74LS290 and SN54/74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. • Corner Power Pin Versions of the LS90 and LS93 • Low Power Consumption . . . Typically 45 mW • High Count Rates . . . Typically 42 MHz • Choice of Counting Modes . . . BCD, Bi-Quin

Motorola

摩托罗拉

DECADE COUNTER; 4-BIT BINARY COUNTER

DECADE COUNTER; 4-BIT BINARY COUNTER The SN54 /74LS290 and SN54 /74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. Each counter has a divide-by-two section and either a divide-by-five (LS290) or divide-by-eight (LS293) section which are triggered by a HIGH-to-LOW tr

ONSEMI

安森美半导体

DECADE AND 4-BIT BINARY COUNTERS

文件:297.54 Kbytes Page:8 Pages

TI

德州仪器

DECADE AND 4-BIT BINARY COUNTERS

文件:527.78 Kbytes Page:10 Pages

TI

德州仪器

DECADE AND 4-BIT BINARY COUNTERS

文件:297.54 Kbytes Page:8 Pages

TI

德州仪器

4-BIR DECADE COUNTER

文件:106.24 Kbytes Page:4 Pages

NSC

国半

4-BIR DECADE COUNTER

文件:106.24 Kbytes Page:4 Pages

NSC

国半

4-BIR DECADE COUNTER

文件:106.24 Kbytes Page:4 Pages

NSC

国半

Ouadruple 2-input Positive NAND Gates

文件:6.85482 Mbytes Page:273 Pages

HitachiHitachi Semiconductor

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更新时间:2025-10-27 16:24:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
SN74LS290N
25+
86
86
TI
1824+
DIP14
1370
原装现货专业代理,可以代拷程序
TI
25+
DIP
2987
只售原装自家现货!诚信经营!欢迎来电!
TI
25+
PDIP-14
18000
原厂直接发货进口原装
TI/德州仪器
24+
NA/
3400
原厂直销,现货供应,账期支持!
TI/德州仪器
2402+
DIP14
8324
原装正品!实单价优!
TI/德州仪器
23+
DIP
200
原装正品代理渠道价格优势
TI
23+
PDIP
3200
正规渠道,只有原装!
TexasInstruments
18+
ICPROGFREQDIV/TIMER16-DI
6800
公司原装现货/欢迎来电咨询!
24+
DIP14
3
自己现货

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